Investing Profile

Arthur Kosten

Angel
Photo of Arthur Kosten, Angel

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Angel
$200K - $1M
$200K
12
CompanyStageDateRound SizeTotal Raised
Knowunity
Series BJun 2025$31M
$54M
€10M
Co-investors: Anton Waitz (Project A Ventures), Mario Götze (Unknown Ventures), Chris Hitchen (Possible Ventures), Gabbi Cahane (anotherblock), Verena Pausder, Stefan Jeschonnek
Cruisebound
Pre SeedSep 2021$3M
$38M
Co-investors: Andrew Padilla (Alumni Ventures ), Steve Singh (Madrona Ventures), Chris Hemmeter (Thayer Ventures), Steve Kaufer, Al Goldstein, Scott Hintz
Preply
Series BMar 2021$35M
Series AMar 2020$10M
SeedJul 2018$4M
SeedJun 2016$1M
$290M
Co-investors: Gary Swart (Polaris Partners), Przemek Gacek (Market One Capital), Litzie Maarek (Educapital), Ross Darwin (Owl Ventures), Tory Patterson (Owl Ventures), Rob Kniaz (Hoxton Ventures), James Kim (Reach Capital), Allen Mask (WestCap), Stephan Morais (Indico Capital Partners), Semyon Dukach (One Way Ventures), David Helgason (foobar.vc), Pawel Chudzinski (Point Nine Capital), Kolja Hebenstreit (Point Nine Capital), Daniel Hoffer (Autotech Ventures), Przemyslaw Gacek
Detail
Pre SeedMar 2021$2M
$7M
Co-investors: Shahed Khan (HyperChain Capital), Nathan Benaich (Air Street Capital), David Rosenberg (Polymarket), Pietro Bezza (Connect Ventures), Elodie Jamous (mExpand Family Office), Vinay Hiremath, Märt Kelder, Janis Krums, Alexander Ljung, Tony Jamous, Othman Laraki
Hubs
Series CMar 2019$20M
$27M
Co-investors: James Wise (Balderton Capital)
Deskbookers
SeedAug 2017$750K
SeedSep 2016$900K
SeedDec 2015$2M
$3.7M
8fit
SeedAug 2015$3M
$3M
Co-investors: Elies Campo